import React from 'react'
import ReactECharts from 'echarts-for-react';
function Line() {
  const getOption = () => {
    return {
      title: {
          text: '堆叠区域图'
      },
      tooltip: {
          trigger: 'axis',
          axisPointer: {
              type: 'cross',
              label: {
                  backgroundColor: '#6a7985'
              }
          }
      },
      legend: {
          data: ['邮件营销', '联盟广告', '视频广告', '直接访问', '搜索引擎']
      },
      toolbox: {
          feature: {
              saveAsImage: {}
          }
      },
      grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
      },
      xAxis: [
          {
              type: 'category',
              boundaryGap: false,
              data: ['周一', '周二', '周三', '周四', '周五', '周六', '周日']
          }
      ],
      yAxis: [
          {
              type: 'value'
          }
      ],
      series: [
          {
              name: '邮件营销',
              type: 'line',
              stack: '总量',
              areaStyle: {},
              emphasis: {
                  focus: 'series'
              },
              data: [120, 132, 101, 134, 90, 230, 210]
          },
          {
              name: '联盟广告',
              type: 'line',
              stack: '总量',
              areaStyle: {},
              emphasis: {
                  focus: 'series'
              },
              data: [220, 182, 191, 234, 290, 330, 310]
          },
          {
              name: '视频广告',
              type: 'line',
              stack: '总量',
              areaStyle: {},
              emphasis: {
                  focus: 'series'
              },
              data: [150, 232, 201, 154, 190, 330, 410]
          },
          {
              name: '直接访问',
              type: 'line',
              stack: '总量',
              areaStyle: {},
              emphasis: {
                  focus: 'series'
              },
              data: [320, 332, 301, 334, 390, 330, 320]
          },
          {
              name: '搜索引擎',
              type: 'line',
              stack: '总量',
              label: {
                  show: true,
                  position: 'top'
              },
              areaStyle: {},
              emphasis: {
                  focus: 'series'
              },
              data: [820, 932, 901, 934, 1290, 1330, 1320]
          }
      ]
  };
  }
  return (
    <div>
      <h1>折线图</h1>
      <ReactECharts
        option={getOption()}
        notMerge={true}
        lazyUpdate={true}
        theme={"theme_name"}
      />
    </div>
  )
}

export default Line
